Solve.Jon has 848 points in his math class. He must have 80% of the 1300 points possible by the end of the term to receive credit for the class. What is the minimum number of additional points he must earn by the end of the term to receive credit for the class?
A. 192 points
B. 452 points
C. 678 points
D. 1040 points
Answer: A
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Find the percentage of data items in a normal distribution that lie between the given z-scores.z = -2 and z = -0.5
A. 28.57% B. 2.28% C. 30.85% D. 69.15%
Find the asymptotes of the hyperbola.
- 
= 1
A. y + 2 = 
(x + 3), y + 2 = - 
(x + 3)
B. y + 3 = 
(x + 2), y + 3 = - 
(x + 2)
C. y + 3 = 
(x + 2), y + 3 = - 
(x + 2)
D. y + 3 = 
(x + 2), y + 3 = - 
(x + 2)
Solve. Write a mixed numeral for the answer.Peter must practice the piano 10
hours per week. He has already practiced 2
hours. How many more hours does he need to practice?
A. 7 hr
B. 6
hr
C. 7
hr
D. 8
hr
Find the requested polynomial. Find a polynomial of degree 3 with roots {1 + 
, 1 - 
, and 5} and f(0) = 10
A. f(x) = x3 + 7x2 - 8x + 10 B. f(x) = x3 - 7x2 + 8x - 10 C. f(x) = x3 - 7x2 + 8x + 10 D. f(x) = x3 - 8x2 + 9x - 10